/*
* Adapted from MIT Kerberos 5-1.2.1 lib/include/krb5.h,
* lib/gssapi/krb5/gssapiP_krb5.h, and others
*
* Copyright (c) 2000-2008 The Regents of the University of Michigan.
* All rights reserved.
*
* Andy Adamson <andros@umich.edu>
* Bruce Fields <bfields@umich.edu>
*/
/*
* Copyright 1995 by the Massachusetts Institute of Technology.
* All Rights Reserved.
*
* Export of this software from the United States of America may
* require a specific license from the United States Government.
* It is the responsibility of any person or organization contemplating
* export to obtain such a license before exporting.
*
* WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
* distribute this software and its documentation for any purpose and
* without fee is hereby granted, provided that the above copyright
* notice appear in all copies and that both that copyright notice and
* this permission notice appear in supporting documentation, and that
* the name of M.I.T. not be used in advertising or publicity pertaining
* to distribution of the software without specific, written prior
* permission. Furthermore if you modify this software you must label
* your software as modified software and not distribute it in such a
* fashion that it might be confused with the original M.I.T. software.
* M.I.T. makes no representations about the suitability of
* this software for any purpose. It is provided "as is" without express
* or implied warranty.
*
*/
#ifndef _LINUX_SUNRPC_GSS_KRB5_H
#define _LINUX_SUNRPC_GSS_KRB5_H
#include <crypto/skcipher.h>
#include <linux/sunrpc/auth_gss.h>
#include <linux/sunrpc/gss_err.h>
/* Length of constant used in key derivation */
#define GSS_KRB5_K5CLENGTH (
5)
/* Maximum key length (in bytes) for the supported crypto algorithms */
#define GSS_KRB5_MAX_KEYLEN (
32)
/* Maximum checksum function output for the supported enctypes */
#define GSS_KRB5_MAX_CKSUM_LEN (
24)
/* Maximum blocksize for the supported crypto algorithms */
#define GSS_KRB5_MAX_BLOCKSIZE (
16)
/* The length of the Kerberos GSS token header */
#define GSS_KRB5_TOK_HDR_LEN (
16)
#define KG_TOK_MIC_MSG
0x0101
#define KG_TOK_WRAP_MSG
0x0201
#define KG2_TOK_INITIAL
0x0101
#define KG2_TOK_RESPONSE
0x0202
#define KG2_TOK_MIC
0x0404
#define KG2_TOK_WRAP
0x0504
#define KG2_TOKEN_FLAG_SENTBYACCEPTOR
0x01
#define KG2_TOKEN_FLAG_SEALED
0x02
#define KG2_TOKEN_FLAG_ACCEPTORSUBKEY
0x04
#define KG2_RESP_FLAG_ERROR
0x0001
#define KG2_RESP_FLAG_DELEG_OK
0x0002
enum sgn_alg {
SGN_ALG_DES_MAC_MD5 =
0x0000,
SGN_ALG_MD2_5 =
0x0001,
SGN_ALG_DES_MAC =
0x0002,
SGN_ALG_3 =
0x0003,
/* not published */
SGN_ALG_HMAC_SHA1_DES3_KD =
0x0004
};
enum seal_alg {
SEAL_ALG_NONE =
0xffff,
SEAL_ALG_DES =
0x0000,
SEAL_ALG_1 =
0x0001,
/* not published */
SEAL_ALG_DES3KD =
0x0002
};
/*
* These values are assigned by IANA and published via the
* subregistry at the link below:
*
* https://www.iana.org/assignments/kerberos-parameters/kerberos-parameters.xhtml#kerberos-parameters-2
*/
#define CKSUMTYPE_CRC32
0x0001
#define CKSUMTYPE_RSA_MD4
0x0002
#define CKSUMTYPE_RSA_MD4_DES
0x0003
#define CKSUMTYPE_DESCBC
0x0004
#define CKSUMTYPE_RSA_MD5
0x0007
#define CKSUMTYPE_RSA_MD5_DES
0x0008
#define CKSUMTYPE_NIST_SHA
0x0009
#define CKSUMTYPE_HMAC_SHA1_DES3
0x000c
#define CKSUMTYPE_HMAC_SHA1_96_AES128
0x000f
#define CKSUMTYPE_HMAC_SHA1_96_AES256
0x0010
#define CKSUMTYPE_CMAC_CAMELLIA128
0x0011
#define CKSUMTYPE_CMAC_CAMELLIA256
0x0012
#define CKSUMTYPE_HMAC_SHA256_128_AES128
0x0013
#define CKSUMTYPE_HMAC_SHA384_192_AES256
0x0014
#define CKSUMTYPE_HMAC_MD5_ARCFOUR -
138 /* Microsoft md5 hmac cksumtype */
/* from gssapi_err_krb5.h */
#define KG_CCACHE_NOMATCH (
39756032L)
#define KG_KEYTAB_NOMATCH (
39756033L)
#define KG_TGT_MISSING (
39756034L)
#define KG_NO_SUBKEY (
39756035L)
#define KG_CONTEXT_ESTABLISHED (
39756036L)
#define KG_BAD_SIGN_TYPE (
39756037L)
#define KG_BAD_LENGTH (
39756038L)
#define KG_CTX_INCOMPLETE (
39756039L)
#define KG_CONTEXT (
39756040L)
#define KG_CRED (
39756041L)
#define KG_ENC_DESC (
39756042L)
#define KG_BAD_SEQ (
39756043L)
#define KG_EMPTY_CCACHE (
39756044L)
#define KG_NO_CTYPES (
39756045L)
/* per Kerberos v5 protocol spec crypto types from the wire.
* these get mapped to linux kernel crypto routines.
*
* These values are assigned by IANA and published via the
* subregistry at the link below:
*
* https://www.iana.org/assignments/kerberos-parameters/kerberos-parameters.xhtml#kerberos-parameters-1
*/
#define ENCTYPE_NULL
0x0000
#define ENCTYPE_DES_CBC_CRC
0x0001
/* DES cbc mode with CRC-32 */
#define ENCTYPE_DES_CBC_MD4
0x0002
/* DES cbc mode with RSA-MD4 */
#define ENCTYPE_DES_CBC_MD5
0x0003
/* DES cbc mode with RSA-MD5 */
#define ENCTYPE_DES_CBC_RAW
0x0004
/* DES cbc mode raw */
/* XXX deprecated? */
#define ENCTYPE_DES3_CBC_SHA
0x0005
/* DES-3 cbc mode with NIST-SHA */
#define ENCTYPE_DES3_CBC_RAW
0x0006
/* DES-3 cbc mode raw */
#define ENCTYPE_DES_HMAC_SHA1
0x0008
#define ENCTYPE_DES3_CBC_SHA1
0x0010
#define ENCTYPE_AES128_CTS_HMAC_SHA1_96
0x0011
#define ENCTYPE_AES256_CTS_HMAC_SHA1_96
0x0012
#define ENCTYPE_AES128_CTS_HMAC_SHA256_128
0x0013
#define ENCTYPE_AES256_CTS_HMAC_SHA384_192
0x0014
#define ENCTYPE_ARCFOUR_HMAC
0x0017
#define ENCTYPE_ARCFOUR_HMAC_EXP
0x0018
#define ENCTYPE_CAMELLIA128_CTS_CMAC
0x0019
#define ENCTYPE_CAMELLIA256_CTS_CMAC
0x001A
#define ENCTYPE_UNKNOWN
0x01ff
/*
* Constants used for key derivation
*/
/* for 3DES */
#define KG_USAGE_SEAL (
22)
#define KG_USAGE_SIGN (
23)
#define KG_USAGE_SEQ (
24)
/* from rfc3961 */
#define KEY_USAGE_SEED_CHECKSUM (
0x99)
#define KEY_USAGE_SEED_ENCRYPTION (
0xAA)
#define KEY_USAGE_SEED_INTEGRITY (
0x55)
/* from rfc4121 */
#define KG_USAGE_ACCEPTOR_SEAL (
22)
#define KG_USAGE_ACCEPTOR_SIGN (
23)
#define KG_USAGE_INITIATOR_SEAL (
24)
#define KG_USAGE_INITIATOR_SIGN (
25)
#endif /* _LINUX_SUNRPC_GSS_KRB5_H */